document.write( "Question 1114362: Please help me I can't figure this out AT ALL I've been on it for 1 hour and nothing please help.\r
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document.write( "In a recent golf match, Desmond’s score was 3 less than George’s score. Their combined scores totaled 187. Let d represent Desmond's score and g represent George's score.\r
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document.write( "Which pair of equations can be used to determine their scores?
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document.write( "A.
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document.write( "d = g – 3
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document.write( "d + g = 187
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document.write( "B.
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document.write( "d + g = 187
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document.write( "d – g = 3
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document.write( "C.
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document.write( "d + g = 3
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document.write( "187 + d = g
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document.write( "D.
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document.write( "g = d – 3
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document.write( "d + g = 187 \n" );
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Algebra.Com's Answer #729320 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "The answer is choice A.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The system of equations is \n" ); document.write( "d = g-3 \n" ); document.write( "d+g = 187\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-------------------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Here's why: \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The statement \"Desmond's score was 3 less than George’s score\" means that whatever George gets, we subtract 3 from it to find out Desmond's score. \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So in terms of an equation we would have \n" ); document.write( "Desmond's Score = (George's Score) - 3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "From here we replace \"Desmond's Score\" with the letter d, and likewise we replace \"George's Score\" with the letter g to get the first equation to be d = g-3 \n" ); document.write( "For example, if George gets 50, then Desmond would get \n" ); document.write( "d = g-3 \n" ); document.write( "d = 50-3 \n" ); document.write( "d = 47 \n" ); document.write( "So Desmond got 47 if George got 50. \n" ); document.write( "The example fits with the description (that Desmond got 3 less than George) \n" ); document.write( "This is why the first equation is d = g-3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The other statement that \"Their combined scores totaled 187\" simply means that adding the two scores (d and g) results in 187. So we know that the second equation is d+g = 187\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The two equations d = g-3 and d+g = 187 form the system \n" ); document.write( "d = g-3 \n" ); document.write( "d+g = 187 \n" ); document.write( "which leads us to the answer to be choice A \n" ); document.write( " \n" ); document.write( " |